Medifast (now Optavia) is a diet that promises to help you shed pounds with branded meal replacements. However, side effects can occur.

Company claims position as market leader in weight loss, success attributed to OPTAVIA program's focus on healthy habits and social support as the bedrock of transformation BALTIMORE, Nov. 2, 2022 ...

CEO Daniel R. Chard stated the company is continuing its business transformation, focusing on leveraging science and clinical research to address rising metabolic health challenges and supporting ...